Engineering
Engineering MCQs With Answers
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The short-circuit test on a transformer is conducted to determine:
AHysteresis loss
BEddy current loss
CDielectric loss
DFull-load copper loss
The quality factor (Q-factor) of a series resonant circuit is given by which mathematical expression?
Asqrt(L * C) / R
B(1 / L) * sqrt(R / C)
C(1 / R) * sqrt(L / C)
DR * sqrt(C / L)
A second-order control system having a damping ratio (zeta) greater than 1 is classified as:
AUnderdamped
BUndamped
CCritically damped
DOverdamped
In an AC network, maximum power is transferred from source to load when the load impedance is equal to:
AReciprocal of the source impedance
BEqual to the source resistance only
CSquare root of source impedance
DComplex conjugate of the source impedance
The Software Configuration Management process of creating a record of changes, release notes, and build manifests for audit compliance is:
AVersion Branching
BConfiguration Audit & Status Accounting
CCode Refactoring
DRegression Testing
In Object-Oriented metrics, Coupling Between Object Classes (CBO) measures:
AThe total methods in a class hierarchy
BThe depth of the inheritance tree
CThe number of unit tests written for a class
DThe number of other non-inherited classes to which a class is coupled
In Software Cost Estimation, COCOMO II replaces KLOC with which alternative early-stage size metric when source code is not yet written?
AUnadjusted Function Points (UFP) / Object Points
BCyclomatic Complexity
CNumber of Database Tables
DClass Inheritance Depth
In Object-Oriented metrics, the Lack of Cohesion in Methods (LCOM) metric measures:
AThe number of subclasses
BThe execution speed of class methods
CThe degree of dissimilarity or un-relatedness among methods in a class based on shared instance variables
DThe total lines of code in a class
In Software Maintenance, Lehman’s Law of Continuing Change states that a software application used in a real-world environment must:
AContinually evolve and adapt, or become progressively less useful
BDecrease in complexity over time automatically
CMaintain fixed cost structures
DRequire zero corrective patches
In Function Point Analysis, files generated, owned, and maintained entirely within the boundaries of the application being measured are:
AExternal Interface Files (EIF)
BExternal Inputs (EI)
CInternal Logical Files (ILF)
DExternal Outputs (EO)